| 摘要 |
The invention is a non-retrievable formwork comprising vertical walls (C3,B1) that define, at least partially, a substantially parallelepiped or cylindrical space, said walls being suitable for acting as a guide or support for the positioning of concrete casting formwork assemblies for the construction of pillars, columns or vertical walls in general, and at least one surface or horizontal wings (C5,B2) at the base for resting thereof on the bed and application of means for fixing to the bed, such as nails or other.
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